Finding the Fourth Proportional to 1,993,265.01, 2,749,842.84 and 1,218,929.70
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Solution
The fourth proportional to 1,993,265.01, 2,749,842.84 and 1,218,929.70 is: 1,681,595.32
Step by Step Solution
- Step 1: Write the proportion equation
1,993,265.01 : 2,749,842.84 = 1,218,929.70 : x - Step 2: Convert to fraction form
1,993,265.01/2,749,842.84 = 1,218,929.70/x - Step 3: Cross multiply
1,993,265.01x = 2,749,842.84 × 1,218,929.70 - Step 4: Simplify right side
1,993,265.01x = 3,351,865,108,008.35 - Step 5: Solve for x
x = 3,351,865,108,008.35/1,993,265.01 - Step 6: Final answer
x = 1,681,595.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.